Thi công giếng chìm
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Transcript of Thi công giếng chìm
![Page 1: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/1.jpg)
Tr×nh tù c«ng nghÖ thi c«ng mãng giÕng chim h¬i Ðp
( pneumatic caisson)
Chu viÕt b×nhbé m«n cÇu-hÇm ®¹i häc gtvt
![Page 2: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/2.jpg)
• Thi c«ng ®¾p ®¶o nh©n t¹o t¹i khu vùc mãng
![Page 3: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/3.jpg)
H×nh ¶nh
• ChuÈn bÞ nÒn ®óc ®èt giÕng
![Page 4: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/4.jpg)
H×nh ¶nh
• §æ líp bª t«ng lãt ®ì ch©n l ìi c¾t
![Page 5: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/5.jpg)
H×nh ¶nh
• L¾p l ìi c¾t b»ng thÐp
![Page 6: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/6.jpg)
H×nh ¶nh
• §¾p khu«n cña khoang lµm viÖc ( work chamber) cña giÕng
![Page 7: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/7.jpg)
H×nh ¶nh
• L¾p ®Æt hÖ ® êng ray cho m¸y ®µo
![Page 8: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/8.jpg)
H×nh ¶nh
• L¾p ®Æt hÖ ® êng ray cho m¸y ®µo
![Page 9: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/9.jpg)
H×nh ¶nh
• Bäc líp vá bª t«ng trªn mÆt khu«n
![Page 10: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/10.jpg)
H×nh ¶nh
• L¾p dùng khung cèt thÐp cña ®èt giÕng
![Page 11: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/11.jpg)
• L¾p ®Æt hÖ thèng ® êng èng, miÖng èng Shaft vµ dùng v¸n khu«n thµnh giÕng
![Page 12: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/12.jpg)
• §æ bª t«ng ®èt giÕng
![Page 13: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/13.jpg)
• §æ bª t«ng ®èt giÕng
![Page 14: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/14.jpg)
• B¶o d ìng bª t«ng ,chê bª t«ng ®ñ c êng ®é vµ dì v¸n khu«n.
![Page 15: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/15.jpg)
• §µo moi mét phÇn ®Êt trong khoang lµm viÖc b»ng thñ c«ng
![Page 16: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/16.jpg)
• L¾p m¸y ®µo .
![Page 17: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/17.jpg)
• §µo moi ®Êt trong khoang lµm viÖc b»ng m¸y ®µo .
![Page 18: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/18.jpg)
• cho ®Õn khi gÆp líp bª t«ng lãt ch©n l ìi c¾t
![Page 19: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/19.jpg)
• L¾p nèi dµi thªm c¸c ®èt cña èng Shaft vµ cöa van dïng ® a vËt liÖu( material lock) vµ cöa van cho ng êi lªn xuèng ( man lock)
![Page 20: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/20.jpg)
• Ph¸ bá líp bª t«ng lãt, ®èt giÕng tôt xuèng
![Page 21: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/21.jpg)
• CÊp h¬i Ðp vµo trong khoang lµm viÖc, tiÕp tôc ®µo b»ng m¸y vµ vËn chuyÓn ®Êt lªn qua khoang vËt liÖu. §èt giÕng dÇn h¹ xuèng ...
![Page 22: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/22.jpg)
... cho ®Õn khi mÆt ®èt giÕng ®Õn gÇn s¸t mÆt ®¶o
![Page 23: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/23.jpg)
... th× tiÕn hµnh ®ãng van vµ ®æ bª t«ng ®èt tiÕp theo cña giÕng
![Page 24: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/24.jpg)
• L¾p nèi cao thªm ® êng èng Shaft
![Page 25: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/25.jpg)
• CÊp h¬i Ðp vµ tiÕp tôc ®µo b»ng m¸y
![Page 26: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/26.jpg)
• cho ®Õn khi giÕng h¹ xuèng ®Õn cao ®é thiÕt kÕ
![Page 27: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/27.jpg)
• Th¸o dì m¸y ®µo vµ thiÕt bÞ ra khái khoang lµm viÖc
![Page 28: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/28.jpg)
• B¬m bª t«ng vµo lÊp ®Çy khoang lµm viÖc
![Page 29: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/29.jpg)
• B¬m bª t«ng vµo lÊp ®Çy khoang lµm viÖc
![Page 30: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/30.jpg)
• Th¸o dì hÖ thèng ® êng èng Shaft vµ cöa van
![Page 31: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/31.jpg)
• §æ vËt liÖu lÊp lßng giÕng
![Page 32: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/32.jpg)
• §æ bª t«ng n¾p giÕng
![Page 33: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/33.jpg)
• Thi c«ng th©n trô
![Page 34: Thi công giếng chìm](https://reader036.fdocument.pub/reader036/viewer/2022062412/58a0f9a91a28abbf248b51ef/html5/thumbnails/34.jpg)
• Hoµn thµnh h¹ng môc thi c«ng trô